Whenever Anzrag, the Quake-Mole becomes blocked, untap each creature you control. After this phase, there is an additional combat phase. {3}{R}{R}{G}{G}: Anzrag must be blocked each combat this turn if able.

Menace

When Etched Host Doombringer enters the battlefield, choose one — • Target opponent loses 2 life and you gain 2 life. • Choose target battle. If an opponent protects it, remove three defense counters from it. Otherwise, put three defense counters on it.

Whenever Festerleech deals combat damage to a player, you mill two cards. {1}{B}: Festerleech gets +2/+2 until end of turn. Activate only once each turn.

Whenever Gemcutter Buccaneer or another Pirate enters the battlefield under your control, create a tapped Treasure token. Treasures you control are Equipment in addition to their other types and have "Equipped creature gets +2/+0," equip Pirate {1}, and equip {3}.

Deathtouch

Reach, trample Skyscythe Engulfer can't be blocked by creatures with flying.

Menace, reach

Menace (This creature can't be blocked except by two or more creatures.)

Haste The Howling Abomination has trample as long as you've cast three or more spells this turn. Whenever The Howling Abomination becomes the target of a spell, it gets +2/+2 until end of turn and deals 2 damage to each opponent.

Reach Soulbond (You may pair this creature with another unpaired creature when either enters the battlefield. They remain paired for as long as you control both of them.) As long as Doom Weaver is paired with another creature, each of those creatures has "When this creature dies, draw cards equal to its power."

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Other Rats you control have toxic 1. When Karumonix enters the battlefield, look at the top five cards of your library. You may reveal any number of Rat cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

If you would lose unspent mana, that mana becomes black instead. At the beginning of your precombat main phase, look at the top card of your library. You may reveal that card if it has three or more colored mana symbols in its mana cost. If you do, add three mana in any combination of its colors and put it into your hand. If you don't reveal it, put it into your hand.

Isolated Chapel enters the battlefield tapped unless you control a Plains or a Swamp. {T}: Add {W} or {B}.

Flying (This creature can't be blocked except by creatures with flying or reach.) Whenever Blinding Angel deals combat damage to a player, that player skips their next combat phase.

Rapacious Hunger — Whenever another creature dies, put a +1/+1 counter on Haruspex. Devouring Monster — {T}, Remove X +1/+1 counters from Haruspex: Add X mana of any one color.

Enchant creature card in a graveyard When Animate Dead enters the battlefield, if it's on the battlefield, it loses "enchant creature card in a graveyard" and gains "enchant creature put onto the battlefield with Animate Dead." Return enchanted creature card to the battlefield under your control and attach Animate Dead to it. When Animate Dead leaves the battlefield, that creature's controller sacrifices it. Enchanted creature gets -1/-0.

Counter target spell. Untap up to four lands.

Reverberating Summons — At the beginning of your end step, each opponent loses 2 life. Then for each opponent who has less life than you, create a 1/3 black Demon creature token named Plaguebearer of Nurgle.